8/16/2019 Materi 14 Korelasi Regresi
1/17
29/05/16 1
KORELASI &KORELASI ®RESI LINIERREGRESI LINIER
8/16/2019 Materi 14 Korelasi Regresi
2/17
29/05/16 2
TUJUAN PEMBELAJARAN
• Tujuan UmumS!"a# mn$%u!% ma!'% %n% ma#a(%()a*%#a'a+an mma#am% Uj% K,'"a(% *an R$'(%L%n%'
• Tujuan #u(u(- ma#a(%()a mma#am%. Uj% K,'"a(% Uj% R$'(% L%n%' S*'#ana
Pn'a+an K,'"a(% *an R$'(% L%n%' S*'#ana
La!%#an S,a"
8/16/2019 Materi 14 Korelasi Regresi
3/17
29/05/16
KORELASI
• Un!u mn$!a#u% #uun$an an!a'a *ua a'%a"num'%
• 3,n!,#.
14 A+aa# a*a #uun$an umu' *n$an !anan*a'a# (%(!,"%
24 A+aa# a*a #uun$an an!a'a (,' m,!%a(%*n$an IPK
Tujuan.
8/16/2019 Materi 14 Korelasi Regresi
4/17
29/05/16
• P'*aan K,'"a(% *an R$'(%.K,'"a(% . mn$!a#u% (a' *an a'a# #uun$an
*ua a'%a"
R$'(% . m'ama"an/+'*%(% n%"a% (ua!ua'%a" !'#a*a+ a'%a" "a%nna
• 7%a$'am !a' 8scatter-plot un!u mn%"a% #uun$an
2 a'%a" num'% Sumu : ;a'%a" In*+n*n Sumu
8/16/2019 Materi 14 Korelasi Regresi
5/17
29/05/16 5
14 =uun$an "%n%'
24 =uun$an !%*a "%n%'- m%(a" $a'%( "n$un$- U- *""
4 T%*a a*a #uun$an
KORELASI
P,"a #uun$an *ua a'%a"
• B%"a #uun$anna "%n%'- maa *a+a!. L%n%' +,(%!%> na%an (a!u a'%a"- *%%u!% na%an
a'%a" "a%n L%n%' n$a!%> na%an (a!u a'%a"- *%%u!% +nu'unan
a'%a" "a%n• B%"a #uun$anna "%n%' *a+a! *%%u!% ua!an #uun$an• Pa*a *%a$'am !a' (ma%n 'a+a! !a'an !%!%?!%!%na maa #uun$anna (ma%n ua!
8/16/2019 Materi 14 Korelasi Regresi
6/17
29/05/16 6
3ONTO= SCATTER PLOT
B$%nn%n$ Sa"a'
100000@0000600000000200000
3 u ' ' n ! S a " a ' 6
10000
120000
100000
@0000
60000
0000
20000
0 R(A 04CC6
Umu' %u
50002010
B ' a ! 1 a * a n % 1 u 8 ( ( u * a # m
" a # % ' & a n 9
120
100
@0
60
0
20
8/16/2019 Materi 14 Korelasi Regresi
7/1729/05/16 C
• Un!u "%# !+a! mn$!a#u% #uun$an 2 a'%a"num'% *%$unaan uu'an?uu'an DK,>%(%nK,'"a(% Pa'(,n 8'
n F :< 8F: 4 F
8/16/2019 Materi 14 Korelasi Regresi
8/1729/05/16 @
• A*a an$ mma$% D3OLTON ua!an #uun$an"%n%' (a$a% '%u!.
• B%"a. ' 0 0-25
!%*a a*a #uun$an a!au "ma# ' 0-26 0-50 #uun$an (*an$
' 0-51 0-C5 #uun$an ua!
' 0-C6 1-0 #uun$an (an$a! ua!
8/16/2019 Materi 14 Korelasi Regresi
9/1729/05/16 9
3ONTO=
• Pn"%!%an %n$%n mn$!a#u% #uun$an BB *n$anT7 (%(!,"% (a$a% '%u!.BB . 50 55 5C 60 C0
T7 S%(!,"% . 10 15 15 1 150
• P'!anaan.
a4 =%!un$"a# ua!an #uun$an an!a'a BB *n$anT7 (%(!,"% *an %n!'+'!a(%an
4 Uj%"a# (a'a (!a!%(!% #uun$an *ua a'%a" !(
8/16/2019 Materi 14 Korelasi Regresi
10/1729/05/16 10
PEN
8/16/2019 Materi 14 Korelasi Regresi
11/1729/05/16 11
PENn?2- /2 -1@2
! #%!un$ 8-CC ! !a" 8-1@2*4 K+u!u(an. =, *%!,"a4 K(%m+u"an. 7n$an 0-05 %!a +'aa a#)a a*a
#uun$an an$ (%$n%>%an an!a'a BB *n$an T7 S%(!,"%
n 2 5 ? 2! ' 4 0-92@4 -CC 1 ' 2 1 80-92
8/16/2019 Materi 14 Korelasi Regresi
12/1729/05/16 12
REGRESI LINIER
• Tujuan. mm+'*%(% a'%a" *+n*n 8
8/16/2019 Materi 14 Korelasi Regresi
13/1729/05/16 1
• < ;a'%a" 7+n*n• : ;a'%a" In*+n*n• a In!'+!- a'!%na (a'na n%"a% a'%a" < %"a a'%a" :
n%"a% n,"• S",+- a'!%na (a'na +'ua#an n%"a% a'%a" < %"a
a'%a" : 'ua# ((a' (a!u un%! (a!uanna
< a :
:
<
a
F:< 8F: 8F
8/16/2019 Materi 14 Korelasi Regresi
14/1729/05/16 1
3,n!,# S,a"
• Sua!u +n"%!%an #uun$an BB *n$an T7 S%(!,"%mnunjuan #a(%" (a$a% '%u!.
BB . 50 55 5C 60 C0
T7 S%(!,"% . 10 15 15 1 150• P'!anaan.14 =%!un$ +'(amaan $a'%( '$'(%na
24 J"a(an a'!% n%"a% an$ *%*a+a! *a'% +'(amaan $a'%(!'(u!
4 B%"a ((,'an$ mm+una% BB 65 $4 E(!%ma(%an a!au+'%'aan n%"a% T7 S%(!,"%na
8/16/2019 Materi 14 Korelasi Regresi
15/1729/05/16 15
Ja)a.
F:< 8F: 8F
8/16/2019 Materi 14 Korelasi Regresi
16/1729/05/16 16
LATI=AN SOAL• Sua!u +n"%!%an %n$%n mn$!a#u% #uun$an an!a'a (u#u *n$an (%(a
#",' +a*a ,"am 'nan$ *n$an *a!a (a$a% '%u!.
Pa(%n :8Su#u
<8S%(a 3#",'
1 2 -5
2 22
2@ 5 22
5 2C 5
6 22
C 29 5@ 22
9 2@ 5
8/16/2019 Materi 14 Korelasi Regresi
17/17
P'!anaan. a4 Hitunglah kekuatan hubungan antara suhu dengan
kandungan sisa chlor dan interpretasikan!
b. Ujilah secara statistik hubungan dua variabel tsb!
c. Hitunglah persamaan garis regresinya
d. Jelaskan arti nilai b yang didapat dari persamaan garis
tersebut!e. Bila suhu 30. stimasikan kandungan
sisa chlor
29/05/16 1C